MagnaFlow GMC TRUCK TERRAIN Stainless Cat-Back System PERFORMANCE EXHAUST User Manual

Step 1, Step 2, Step 3

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Step 1:

(Carefully read all instructions before

installation)

To remove the OEM exhaust system,

loosen the clamp at the inlet junction behing the
catalytic converter, disengage the welded hangers
from the rubber isolators and remove the exhaust.
DO NOT discard ther OEM clamp and rubber
isolators as they will be re-used

Step 2:

Begin installation of the new system by

fitting the new Resonator Assembly to the catalytic
converter outlet pipe, fitting the hanger into the
rubber isolator, and by fastening it with a OEM
clamp. Be sure to leave the clamp loose for final
adjustment of the complete system. Install the
Muffler and Tail Pipe Assemblies in the same fashion
using the supplied clamps.

Step 3:

With all components mounted loosely,

adjust the system for overall aesthetics and
clearance of frame & bodywork. (MAGNAFLOW
recommends at least 1/2" of clearance between the
exhaust system and any body panels to prevent
heat-related body damage or fire.)

Step 4:

Once a final position has been chosen for

the new system, evenly tighten all fasteners from
front to rear. The supplied band clamps must be
VERY tight to properly align the pipes and prevent
leaks (Approximately 40ft-lbs). Inspect all fasteners
after 25-50 miles of operation and retighten if
necessary.

Mufflers, Converters,

Systems and Tips

INSTALLATION INSTRUCTIONS

15110

2011 GMC Terrain 2.4L/3.0L

Warning

:

When working on, under, or around

any vehicle exercise caution. Please allow the
vehicle's exhaust system to cool before removal,
as exhaust system temperatures may cause
severe burns. If working without a lift, always
consult vehicle manual for correct lifting
specifications. Always wear safety glasses and
ensure a safe work area. Serious injury or death
could occur if safety measures are not followed.

** Magnaflow Performance Exhaust recommends professional
installation on all their products

Magnaflow Performance Exhaust - 22961 Arroyo Vista Rancho Santa Margarita, CA 92688

Main #: 1-800-990-0905 Technical Support: 1-800-959-9226 ext 4500

04/10/12

Resonator
Assy

Muffler
Assy

[2] 2.50"
Clamp

Tail Pipe
Assy

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